Before you install metal roofing repair any damage to the wood under the shingles.
Proper way to fasten metal roofing.
You must fit the tool to the fastener.
2 install underlayment right over the shingles before installing the metal roof the second way to install a metal roof over a shingle roof is by applying an approved underlayment right over the old shingle roof.
How to install metal roofing fasteners.
1 x research source the fastest option.
Corrugated roofing is a great way to top a garden shed shop or patio.
Absolute steel recommends using metal self tapping screws with thin washers that have been properly compressed to ensure a secure seal.
You will use metal roofing screws to secure the metal panels to the sheathing.
Remove siding from the house where the new roof will attach to expose rafters or other framing of the old roof.
The main benefit of doing it this way is that it is the fastest way to install a new metal roof over a shingle roof.
You only need some basic tools and materials.
Use a screw gun to fasten metal roofing fasteners using the right tools is an essential step to prevent maintenance issues and roof failures.
Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
Without proper ventilation heat and humidity can build beneath the metal roofing warping the rafters shortening the life of the roof and reducing energy efficiency.
Next use 1 inch nails to secure some metal edging to the perimeter of the roof.
And for any exposed fasteners try to avoid over tightening them.
Paint or prime cut edges to prevent.
Then cover the entire roof with a layer of insulation and secure it with a staple gun.
Proper metal roofing installation begins with the use of the right equipment starting with the screws used to anchor your panels or shingles to the structure.
Try to space the screws about 12 inches apart down the entire piece of metal.
Wear hearing and eye protection.
You need an actual screw gun and not a drill or an impact driver.
Moreover try to ensure that the screws are all aligned evenly.